Budget changes preventing self-managed super funds from borrowing to invest in new homes are also going to reduce sales in housing estates.

With residential gearing prohibited from Monday, self-managed funds must now buy outright or switch to commercial real estate.

Federal government restrictions on self-managed super funds borrowing have started and will hit new home builds. But their effects will go far beyond housing.

Budget changes preventing self-managed super funds from borrowing to invest in new homes are also going to reduce sales in housing estates.